Merge branch 'master' into 'main'

.gitignore

build.gradle.kts

gradle/wrapper/gradle-wrapper.jar

gradle/wrapper/gradle-wrapper.properties

gradlew

gradlew.bat

settings.gradle.kts

...a/id/ac/ui/cs/advprog/tutorial0/Tutorial0Application.java

...i/cs/advprog/tutorial0/controller/ActivityController.java

...ac/ui/cs/advprog/tutorial0/controller/BaseController.java

...in/java/id/ac/ui/cs/advprog/tutorial0/model/Activity.java

src/main/java/id/ac/ui/cs/advprog/tutorial0/model/Day.java

...i/cs/advprog/tutorial0/repository/ActivityRepository.java

...d/ac/ui/cs/advprog/tutorial0/service/ActivityService.java

.../ui/cs/advprog/tutorial0/service/ActivityServiceImpl.java

src/main/resources/application.properties

src/main/resources/templates/activityList.html

src/main/resources/templates/createActivity.html

src/main/resources/templates/home.html

...ac/ui/cs/advprog/tutorial0/Tutorial0ApplicationTests.java